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Biology12-Set1
biology12-set1
Term | Definition |
---|---|
control | That which purposefully direct, manipulate, manage, regulate, restrain, or cause change. |
control group | in an experiment, the group closely resembling the experimental group in many demographic variables but not receiving the factor under study and thereby serving as a comparison group when results are evaluated |
dependent variable | variable which changes in response to the independent variable |
experiment | a scientific approach to testing a hypothesis |
experimental group | a group of subjects that are exposed to the variable in a control experiment. |
hypothesis | an educated guess about a problem |
independent variable | a manipulated variable in an experiment |
procedure | steps taken to carry out an experiment |
reliability | yielding the same results in different trials |
sample size | is the number of observations in a sample |
scientific method | a methodical approach to designing and conducting an experiment |
theory | a major hypothesis accepted because it has passed several tests |
validity | correctly inferred or deduced from a premise |